Watts 774DCDA-OSY-TS-GPM 4 - Part of the 774DCDA Series

Watts 774DCDA-OSY-TS-GPM 4 - Part of the 774DCDA SeriesThis 4 inch double check detector backflow preventer assembly prevents the backflow of fire protection system substances from being pumped or siphoned into the potable water supply. It is designed for installation on applications identified by local authorities as non health hazard, such as on fire protection systems. This assembly consists of a compact construction and short lay length, ideal for retrofit installations and can be installed in a

This air gap is designed for 3/4 to 1 inch reduced pressure zone assembly

3/4 inch union female NPT inlet by 3/4 union female NPT outlet

50 Minimum Temperature-Fahrenheit 33 Outlet Connection Size 3/4 IN Outlet Connection Type Male Threaded Outlet Shutoff Valve Type No Shutoff Valve Outlet Thread Type NPT Part Number 0792048 Polymer Coating No Pressure Operation Continuous Protection Type Backsiphonage Series LF289 Strainer No Technologies Does Not Apply To Product Specification Sheet - LF289

This plastic sheeting is also resistant to insect and rodent damage

Specifications ArmorTek Technology No Backflow Preventer Type Double Check Valve Assembly Body Finish Cast Bronze Body Material Cast Bronze Body Pattern Inline Brand Watts Bypass No Bypass Size Does Not Apply To Product Cap And Tether No Disc Material Rubber EAN 098268471205 Elbow Fitting No Hazard Protection Level Non Health Hazard Hot And Harsh Water No Hydrant Connection No Inlet Connection Size 1 1/2 IN Inlet Connection Type Female Threaded Inlet Shutoff Valve Type Quarter Turn Ball Valve Inlet Thread Type NPT Lead Free NO Maximum Temperature-Fahrenheit 180 Maximum Working Pressure-BAR 12

Anchor flange for stable

Replaceable components (strainers

Concrete Sidewalk Expansion Joint Material is specifically designed for sidewalks

2 Body Material Lead Free Copper Silicon Alloy Brand Watts Corrosion Resistant Coating No Disc Material EPDM EAN 098268288735 Gauge Option No Gauge High Pressure Reduced Pressure Range Does Not Apply To Product High Pressure Reduced Pressure Setting Does Not Apply To Product Inlet Connection Size 1 IN Inlet Connection Type Union Pex Expansion Inlet Thread Type Does Not Apply To Product Lead Free YES Maximum Operating Temperature-Fahrenheit 180 Maximum Working Pressure-BAR 20

This compact modular design with a single access sleeve for easy maintenance is approved for horizontal or vertical installation in accordance with the direction of the flow arrow on the assembly

UPC - 098268476248

00 Minimum Temperature-Fahrenheit 33 Outlet Connection Size 1 IN Outlet Connection Type Female Threaded Outlet Shutoff Valve Type No Shutoff Valve Outlet Thread Type FPT Part Number 0072212 Polymer Coating No Pressure Operation Continuous Protection Type Backsiphonage Seat Material EPDM Series LF7R Strainer No Specification Sheet - LF7R